#1
print(1)
#2
print(12)
#3
print(1+2)
#4
print("1"+"2")
#5
print("Hello, World")
#6
print("Hello" + ",World")
#7
print('"Тарас Бульба" Н.В.Гоголя')
#8
print('1','2','3','4','5','6','7','8','9', sep="1")
#9
print("123", "+", "456", sep="\n")
#10
print("1", "2", "3",sep=",",end='\n')
#11
print("1" + "+" + "1" +"=" + "2",sep=" ")